Stargazers will be treated to a dazzling six-planet "alignment" this January.

While planets circle the sun in what's called and heliocentric orbit, they rarely fall together in what appears to the human ...

Venus transits, those infrequent occasions when Venus passes directly between Earth and the Sun, happen in eight-year pairs ...

FOUR planets are visible in the night sky. You will have to battle January clouds, but here is how to find them.

Tonight and throughout January, stargazers can see a planetary alignment in the night sky or what some are calling a ...

Venus and Saturn will be in conjunction this weekend, appearing side by side in the night sky during January's post-sunset ...

Starting at 12:30 p.m. ET (1730 GMT) on Saturday (Jan. 25), astrophysicist Gianluca Masi of the Virtual Telescope Project ...

Planetary alignments aren't rare, but they can be when they involve six of the eight planets in our solar system.

You might want to keep your eyes on the skies through next month: Six planets will align in January and February.

Stargazers, prepare for the parade of planets that will take place over the next few nights in the sky. Here's what you need ...

Skywatchers can spot Venus, Saturn, Jupiter and Mars in the night sky with the naked eye, but two other planets might need a telescope to be seen.